Merge remote-tracking branch 'kwolf/tags/for-upstream' into staging

Block layer patches for 2.8.0-rc0

# gpg: Signature made Fri 11 Nov 2016 03:46:12 PM GMT
# gpg:                using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* kwolf/tags/for-upstream:
  raw-posix: Rename 'raw_s' to 'rs'
  iotests: Always use -machine accel=qtest
  iotests: Skip test 162 if there is no SSH support
  block: Emit modules in bdrv_iterate_format()
  block: Fix bdrv_iterate_format() sorting
  nfs: Fix memory leak in nfs_file_create()
  qcow2: Remove stale FIXME comment
  raw_bsd: don't check size alignment when only offset is set
  raw_bsd: move check to prevent overflow
  hmp: Make block_stream set an explicit job ID
  block/ssh: Code cleanup for unused parameter
  block/nbd: Fix the leaked visitor

Message-id: 1478883311-24052-1-git-send-email-kwolf@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>